The Chapter Introduction Tells the Story of the Battle of Bunker

The chapter introduction tells the story of the Battle of Bunker Hill to make the point that

A) Americans won their revolution by pitting dedicated amateur soldiers against the might of Britain's professional redcoats.
B) initially the war went badly for the Americans, testing their commitment to liberty and independence.
C) a key question in that battle and throughout the war was whether Americans would really fight to win their independence.
D) declaring independence was one thing, but after the Declaration, actually fighting against the authority of one's own king was quite another.